Comment 20 for bug 141621

this morning upgrade myu compiz from 0.7.9 or something to 0.8.2-0ubuntu2 and compiz fails to start:

i try to run "compiz" in a terminal and compiz start at ha lf: AWN starts but no effects and no decorator
compiz-decorator starts decorator but no compositing (no AWN or such)

ildella@ildella-laptop:~$ compiz &
[1] 5628
Checking for Xgl: ildella@ildella-laptop:~$ not present.
xset q doesn't reveal the location of the log file. Using fallback /var/log/Xorg.0.log
Detected PCI ID for VGA:
Checking for texture_from_pixmap: present.
Checking for non power of two support: present.
Checking for Composite extension: present.
Checking screen 1Comparing resolution (1440x900) to maximum 3D texture size (8192): Passed.
Checking for Software Rasterizer: Not present.
Checking for nVidia: present.
Checking for FBConfig: present.
gnome seesion, adding gnomecompat to active plugins
Checking for Xgl: not present.
*** glibc detected *** /usr/bin/compiz.real: double free or corruption (!prev): 0x087d7ed8 ***
======= Backtrace: =========
/lib/tls/i686/cmov/libc.so.6[0xb7cd3604]
/lib/tls/i686/cmov/libc.so.6(cfree+0x96)[0xb7cd55b6]
/usr/lib/libGL.so.1[0xb7e51951]
======= Memory map: ========
08048000-0807c000 r-xp 00000000 08:06 29321 /usr/bin/compiz.real
0807c000-0807d000 r--p 00033000 08:06 29321 /usr/bin/compiz.real
0807d000-0807e000 rw-p 00034000 08:06 29321 /usr/bin/compiz.real
085c5000-088f8000 rw-p 085c5000 00:00 0 [heap]
b5867000-b5871000 r-xp 00000000 08:06 6914 /lib/tls/i686/cmov/libnss_files-2.9.so
b5871000-b5872000 r--p 00009000 08:06 6914 /lib/tls/i686/cmov/libnss_files-2.9.so
b5872000-b5873000 rw-p 0000a000 08:06 6914 /lib/tls/i686/cmov/libnss_files-2.9.so
b5873000-b587c000 r-xp 00000000 08:06 7124 /lib/tls/i686/cmov/libnss_nis-2.9.so
b587c000-b587d000 r--p 00008000 08:06 7124 /lib/tls/i686/cmov/libnss_nis-2.9.so
b587d000-b587e000 rw-p 00009000 08:06 7124 /lib/tls/i686/cmov/libnss_nis-2.9.so
b587e000-b5885000 r-xp 00000000 08:06 6649 /lib/tls/i686/cmov/libnss_compat-2.9.so
b5885000-b5886000 r--p 00006000 08:06 6649 /lib/tls/i686/cmov/libnss_compat-2.9.so
b5886000-b5887000 rw-p 00007000 08:06 6649 /lib/tls/i686/cmov/libnss_compat-2.9.so
b5a84000-b5a99000 r-xp 00000000 08:06 6441 /lib/tls/i686/cmov/libnsl-2.9.so
b5a99000-b5a9a000 r--p 00014000 08:06 6441 /lib/tls/i686/cmov/libnsl-2.9.so
b5a9a000-b5a9b000 rw-p 00015000 08:06 6441 /lib/tls/i686/cmov/libnsl-2.9.so
b5a9b000-b5a9d000 rw-p b5a9b000 00:00 0
b6600000-b6621000 rw-p b6600000 00:00 0
b6621000-b6700000 ---p b6621000 00:00 0
b671c000-b6729000 r-xp 00000000 08:06 19473 /lib/libgcc_s.so.1
b6729000-b672a000 r--p 0000c000 08:06 19473 /lib/libgcc_s.so.1
b672a000-b672b000 rw-p 0000d000 08:06 19473 /lib/libgcc_s.so.1
b672b000-b692b000 rw-s 3402f000 00:0e 8892 /dev/nvidia0
b692b000-b6a2b000 rw-s 34083000 00:0e 8892 /dev/nvidia0
b6a2b000-b6a2c000 rw-s fdc06000 00:0e 8892 /dev/nvidia0
b6a2c000-b6a6c000 rw-s 345f9000 00:0e 8892 /dev/nvidia0
b6a6c000-b6a8c000 rw-s 330f9000 00:0e 8892 /dev/nvidia0
b6ba9000-b6bdd000 rw-p b6ba9000 00:00 0
b6bdd000-b6bfe000 rw-s 00000000 00:09 0 /SYSV00000000 (deleted)
b6bfe000-b6bff000 rw-p b6bfe000 00:00 0
b6bff000-b6c03000 r-xp 00000000 08:06 9363 /usr/lib/libXdmcp.so.6.0.0
b6c03000-b6c04000 rw-p 00003000 08:06 9363 /usr/lib/libXdmcp.so.6.0.0
b6c04000-b6c05000 rw-p b6c04000 00:00 0
b6c05000-b6c07000 r-xp 00000000 08:06 9352 /usr/lib/libXau.so.6.0.0
b6c07000-b6c08000 r--p 00001000 08:06 9352 /usr/lib/libXau.so.6.0.0
b6c08000-b6c09000 rw-p 00002000 08:06 9352 /usr/lib/libXau.so.6.0.0
b6c09000-b6c21000 r-xp 00000000 08:06 10327 /usr/lib/libxcb.so.1.1.0
b6c21000-b6c22000 r--p 00017000 08:06 10327 /usr/lib/libxcb.so.1.1.0
b6c22000-b6c23000 rw-p 00018000 08:06 10327 /usr/lib/libxcb.so.1.1.0
b6c23000-b6c24000 r-xp 00000000 08:06 13211 /usr/lib/tls/libnvidia-tls.so.180.35
b6c24000-b6c25000 rw-p 00000000 08:06 13211 /usr/lib/tls/libnvidia-tls.so.180.35
b6c25000-b793e000 r-xp 00000000 08:06 13217 /usr/lib/libGLcore.so.180.35
b793e000-b7b30000 rwxp 00d18000 08:06 13217 /usr/lib/libGLcore.so.180.35
b7b30000-b7b3c000 rwxp b7b30000 00:00 0
b7b3c000-b7b50000 r-xp 00000000 08:06 10337 /usr/lib/libz.so.1.2.3.3
b7b50000-b7b52000 rw-p 00013000 08:06 10337 /usr/lib/libz.so.1.2.3.3
b7b52000-b7b53000 rw-p b7b52000 00:00 0
b7b53000-b7b56000 r-xp 00000000 08:06 2694 /lib/libuuid.so.1.2
b7b56000-b7b57000 r--p 00002000 08:06 2694 /lib/libuuid.so.1.2
b7b57000-b7b58000 rw-p 00003000 08:06 2694 /lib/libuuid.so.1.2
b7b58000-b7b60000 r-xp 00000000 08:06 9389 /usr/lib/libXrender.so.1.3.0
b7b60000-b7b61000 r--p 00007000 08:06 9389 /usr/lib/libXrender.so.1.3.0
b7b61000-b7b62000 rw-p 00008000 08:06 9389 /usr/lib/libXrender.so.1.3.0
b7b62000-b7b64000 r-xp 00000